Sony® MDR-IF540RK Cordless Infrared Headphones, Black

These Sony cordless infrared headphones have a surround function for movies and games. The complete kit includes a transmitter/charger and lightweight headphones with open-air design. Other features include 30mm drive units for deep bass, adjustable headband for comfortable fit and automatic on/off for transmitter and headphones. 2 audio inputs accommodate audio and video sources. Headphones offer a transmission range up to 23'. The volume function is on the headphones, and a vibration function was added for excitement during movies and games. Approximate 26 hours of battery life is supplied with the NiMH rechargeable battery (included). Battery is automatically charged by placing headphones on the transmitter.